Home / 35,349.78-48,783.62-19,218.17

Finding the Fourth Proportional to 35,349.78, 48,783.62 and 19,218.17

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Solution

The fourth proportional to 35,349.78, 48,783.62 and 19,218.17 is: 26,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,349.78 : 48,783.62 = 19,218.17 : x
  2. Step 2: Convert to fraction form
    35,349.78/48,783.62 = 19,218.17/x
  3. Step 3: Cross multiply
    35,349.78x = 48,783.62 × 19,218.17
  4. Step 4: Simplify right side
    35,349.78x = 937,531,562.37
  5. Step 5: Solve for x
    x = 937,531,562.37/35,349.78
  6. Step 6: Final answer
    x = 26,521.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.